Walmart has a good deal on the 24oz Contigo Autoseal Chill Water Bottle, Iced Aqua for $10.98 + free store pickup!
A bit about this item:
Literally keep your cool all day with the Contigo AUTOSEAL Chill Vacuum-Insulated Stainless Steel Water Bottle, 24 oz. Whether youre running around town or on the treadmill, your water will stay cold up to 28 hours thanks to THERMALOCK vacuum insulation. Press the AUTOSEAL button to drink and release to seal after every sip. With AUTOSEAL technology, this reusable, BPA-free water bottle is leak- and spill-proof.